{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["process characterization", "application", "manufacturing standard", "machine or equipment", "biomedical", "material"], "input": "Ultrasonic Additive Manufacturing ( UAM ) is a hybrid manufacturing process that involves the layer-by-layer ultrasonic welding of metal foils in the solid state with periodic CNC machining to achieve the desired 3D shape ."}
{"process characterization": [], "application": [], "manufacturing standard": [], "machine or equipment": [], "biomedical": [], "material": ["metal"]}